Otoscope protective cap



FIG. 1 is a perspective view of an otoscope protective cap, showing my new design;

FIG. 2 is a front elevation view thereof, the rear elevation view being a mirror image thereof, and the left and right elevation views are identical to the front elevation view;

FIG. 3 is a top plan view thereof; and,

FIG. 4 is a bottom plan view thereof. 

CLAIM The ornamental design for an otoscope protective cap, as shown and described. 